Incidental Mutation 'R4964:Ddx18'
ID 383763
Institutional Source Beutler Lab
Gene Symbol Ddx18
Ensembl Gene ENSMUSG00000001674
Gene Name DEAD box helicase 18
Synonyms 2310005B10Rik, DEAD (Asp-Glu-Ala-Asp) box polypeptide 18
MMRRC Submission 042561-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.966) question?
Stock # R4964 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 121481564-121495709 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 121493823 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Glutamic Acid at position 54 (K54E)
Ref Sequence ENSEMBL: ENSMUSP00000001724 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000001724]
AlphaFold Q8K363
Predicted Effect probably benign
Transcript: ENSMUST00000001724
AA Change: K54E

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000001724
Gene: ENSMUSG00000001674
AA Change: K54E

DomainStartEndE-ValueType
coiled coil region 2 32 N/A INTRINSIC
internal_repeat_1 36 75 1.67e-5 PROSPERO
internal_repeat_1 66 105 1.67e-5 PROSPERO
low complexity region 109 117 N/A INTRINSIC
low complexity region 127 142 N/A INTRINSIC
DEXDc 188 393 1.95e-56 SMART
low complexity region 401 417 N/A INTRINSIC
HELICc 429 510 2.84e-26 SMART
DUF4217 550 613 1.65e-26 SMART
low complexity region 620 638 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131471
Meta Mutation Damage Score 0.0739 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.5%
  • 20x: 93.0%
Validation Efficiency 98% (100/102)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] DEAD box proteins, characterized by the conserved motif Asp-Glu-Ala-Asp (DEAD), are putative RNA helicases. They are implicated in a number of cellular processes involving alteration of RNA secondary structure such as translation initiation, nuclear and mitochondrial splicing, and ribosome and spliceosome assembly. Based on their distribution patterns, some members of this family are believed to be involved in embryogenesis, spermatogenesis, and cellular growth and division. This gene encodes a DEAD box protein, and it is activated by Myc protein. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 92 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4833420G17Rik T C 13: 119,610,757 (GRCm39) probably benign Het
9030619P08Rik T A 15: 75,303,267 (GRCm39) noncoding transcript Het
A430033K04Rik G T 5: 138,645,119 (GRCm39) E335* probably null Het
Abcb1b A T 5: 8,862,671 (GRCm39) T118S probably benign Het
Abcb1b T A 5: 8,911,602 (GRCm39) I133N probably damaging Het
Acox3 A G 5: 35,747,080 (GRCm39) N166D probably damaging Het
Adam5 T C 8: 25,276,248 (GRCm39) Y473C probably damaging Het
Ankmy2 A G 12: 36,236,917 (GRCm39) K242E possibly damaging Het
Apc2 A C 10: 80,149,841 (GRCm39) I1603L probably benign Het
Arhgef25 T A 10: 127,021,472 (GRCm39) I249F probably damaging Het
Birc2 T C 9: 7,860,553 (GRCm39) H255R probably benign Het
Cables1 A T 18: 12,074,334 (GRCm39) R486W possibly damaging Het
Caskin1 A T 17: 24,726,135 (GRCm39) D1414V probably damaging Het
Ccdc175 A G 12: 72,227,619 (GRCm39) S55P probably damaging Het
Ccdc57 A T 11: 120,751,978 (GRCm39) S868T probably benign Het
Ccny A T 18: 9,449,516 (GRCm39) probably null Het
Cdc34b A T 11: 94,633,087 (GRCm39) I96F probably damaging Het
Ctnnd1 A G 2: 84,452,417 (GRCm39) F69L possibly damaging Het
Cul9 C T 17: 46,849,451 (GRCm39) D565N probably damaging Het
Cxcl16 A G 11: 70,346,519 (GRCm39) V208A probably benign Het
Cyb5rl A G 4: 106,926,329 (GRCm39) probably benign Het
Ddx60 G A 8: 62,432,372 (GRCm39) V885I probably damaging Het
Dlg1 C T 16: 31,573,626 (GRCm39) T9I probably benign Het
Dnase1 T C 16: 3,855,771 (GRCm39) probably benign Het
Drd4 T C 7: 140,873,690 (GRCm39) M114T probably damaging Het
Egfr A T 11: 16,858,949 (GRCm39) D976V probably damaging Het
Eif2s1 T A 12: 78,926,785 (GRCm39) N178K probably benign Het
Exoc3l4 A G 12: 111,395,155 (GRCm39) H591R probably benign Het
Galntl6 T C 8: 59,152,945 (GRCm39) probably benign Het
Glipr1l2 T A 10: 111,942,904 (GRCm39) I253K possibly damaging Het
Gnat1 A T 9: 107,554,433 (GRCm39) M115K probably benign Het
Gtsf2 T C 15: 103,352,755 (GRCm39) E88G possibly damaging Het
Hormad1 T A 3: 95,492,531 (GRCm39) probably null Het
Hydin A T 8: 111,217,305 (GRCm39) I1398F possibly damaging Het
Ifnar1 T C 16: 91,301,974 (GRCm39) V483A probably benign Het
Ints11 T C 4: 155,971,385 (GRCm39) F278L probably damaging Het
Ints6 A G 14: 62,939,911 (GRCm39) L593P probably damaging Het
Krt7 C T 15: 101,311,853 (GRCm39) R104C probably damaging Het
Map4k1 A T 7: 28,682,427 (GRCm39) H16L probably benign Het
Mef2d T A 3: 88,075,404 (GRCm39) I422N probably damaging Het
Mipep G T 14: 61,022,231 (GRCm39) R32L probably damaging Het
Mon1a A G 9: 107,779,850 (GRCm39) E473G probably damaging Het
Mterf2 T A 10: 84,955,979 (GRCm39) Q215L probably damaging Het
Mybpc1 T A 10: 88,391,525 (GRCm39) Y324F probably benign Het
Myh11 T C 16: 14,023,818 (GRCm39) E1512G probably damaging Het
Myo1g A T 11: 6,465,976 (GRCm39) F370I probably damaging Het
Myo5c T A 9: 75,204,791 (GRCm39) M1548K possibly damaging Het
Myof T A 19: 37,924,300 (GRCm39) I1306F probably damaging Het
Nle1 A G 11: 82,799,018 (GRCm39) F21S probably damaging Het
Noc2l C G 4: 156,330,368 (GRCm39) D513E probably damaging Het
Or1e17 A T 11: 73,832,028 (GRCm39) I319F probably benign Het
Or2z2 A G 11: 58,346,733 (GRCm39) V14A probably benign Het
Orc1 T C 4: 108,471,670 (GRCm39) *841R probably null Het
Patz1 A G 11: 3,257,720 (GRCm39) D573G probably damaging Het
Pcdhga3 A G 18: 37,809,154 (GRCm39) T536A probably benign Het
Pde6h C T 6: 136,938,201 (GRCm39) T58I possibly damaging Het
Pip5k1a T C 3: 94,978,094 (GRCm39) I275V probably benign Het
Pkd1 T C 17: 24,805,042 (GRCm39) probably null Het
Polr1e G A 4: 45,029,429 (GRCm39) A297T probably damaging Het
Polrmt A G 10: 79,582,385 (GRCm39) M1T probably null Het
Rbm34 T C 8: 127,678,087 (GRCm39) D269G possibly damaging Het
Rnf122 T A 8: 31,602,177 (GRCm39) M1K probably null Het
Rnf32 G A 5: 29,403,576 (GRCm39) R7H probably benign Het
Ryr2 T C 13: 11,729,497 (GRCm39) E2375G possibly damaging Het
Ryr2 T C 13: 11,848,878 (GRCm39) T361A probably benign Het
Serpina3m T C 12: 104,355,360 (GRCm39) I9T probably benign Het
Serpinb9 T A 13: 33,192,847 (GRCm39) W135R probably damaging Het
Sf3b1 T C 1: 55,038,871 (GRCm39) N804S probably benign Het
Shroom1 A G 11: 53,355,999 (GRCm39) T350A probably benign Het
Slc24a5 G A 2: 124,910,188 (GRCm39) V30I probably benign Het
Slc38a8 A T 8: 120,209,423 (GRCm39) probably null Het
Smarcd1 A G 15: 99,605,862 (GRCm39) S378G possibly damaging Het
Stx1b T C 7: 127,407,093 (GRCm39) I55V probably damaging Het
Sult2a8 A G 7: 14,159,457 (GRCm39) V54A probably damaging Het
Tacc2 T C 7: 130,330,507 (GRCm39) S264P probably damaging Het
Tbc1d4 A T 14: 101,695,610 (GRCm39) Y943N probably damaging Het
Tlr5 T C 1: 182,801,038 (GRCm39) I114T probably benign Het
Tmco6 T C 18: 36,868,555 (GRCm39) probably null Het
Treh T C 9: 44,593,945 (GRCm39) L144P probably damaging Het
Trmt2a T A 16: 18,067,418 (GRCm39) C30* probably null Het
Ttbk2 A T 2: 120,603,758 (GRCm39) F258L possibly damaging Het
Ttn T C 2: 76,785,380 (GRCm39) D665G probably damaging Het
Unc93b1 T C 19: 3,992,023 (GRCm39) probably null Het
Uroc1 T C 6: 90,322,376 (GRCm39) L300P probably damaging Het
Vps35l T C 7: 118,379,491 (GRCm39) I426T possibly damaging Het
Xbp1 A G 11: 5,471,125 (GRCm39) E44G probably damaging Het
Zfp451 A T 1: 33,816,942 (GRCm39) V119D probably damaging Het
Zfp457 T A 13: 67,441,342 (GRCm39) H315L probably damaging Het
Zfp518a T A 19: 40,904,295 (GRCm39) V1408D possibly damaging Het
Zfp52 T G 17: 21,780,665 (GRCm39) L171R probably benign Het
Zfp712 C T 13: 67,188,676 (GRCm39) C617Y probably damaging Het
Zfp770 T C 2: 114,027,868 (GRCm39) N67S probably benign Het
Other mutations in Ddx18
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01531:Ddx18 APN 1 121,492,315 (GRCm39) missense probably benign 0.00
IGL01999:Ddx18 APN 1 121,489,457 (GRCm39) missense probably benign 0.19
IGL03056:Ddx18 APN 1 121,492,264 (GRCm39) missense probably benign 0.00
IGL03388:Ddx18 APN 1 121,493,652 (GRCm39) missense possibly damaging 0.86
R0550:Ddx18 UTSW 1 121,483,104 (GRCm39) missense probably benign 0.40
R1883:Ddx18 UTSW 1 121,495,645 (GRCm39) start gained probably benign
R1940:Ddx18 UTSW 1 121,482,953 (GRCm39) missense probably damaging 1.00
R2169:Ddx18 UTSW 1 121,486,138 (GRCm39) critical splice donor site probably null
R3113:Ddx18 UTSW 1 121,493,877 (GRCm39) missense possibly damaging 0.65
R3414:Ddx18 UTSW 1 121,489,878 (GRCm39) missense probably benign
R3763:Ddx18 UTSW 1 121,489,106 (GRCm39) missense probably damaging 0.99
R4011:Ddx18 UTSW 1 121,489,810 (GRCm39) missense probably benign 0.01
R4293:Ddx18 UTSW 1 121,489,121 (GRCm39) missense probably benign 0.10
R4333:Ddx18 UTSW 1 121,492,331 (GRCm39) missense probably benign 0.01
R5160:Ddx18 UTSW 1 121,493,608 (GRCm39) critical splice donor site probably null
R5187:Ddx18 UTSW 1 121,489,857 (GRCm39) missense probably damaging 0.98
R5259:Ddx18 UTSW 1 121,495,518 (GRCm39) critical splice donor site probably null
R5656:Ddx18 UTSW 1 121,489,087 (GRCm39) missense probably damaging 1.00
R7949:Ddx18 UTSW 1 121,483,047 (GRCm39) missense probably damaging 1.00
R8291:Ddx18 UTSW 1 121,487,904 (GRCm39) missense probably damaging 0.99
R8318:Ddx18 UTSW 1 121,493,816 (GRCm39) missense probably benign 0.13
R9053:Ddx18 UTSW 1 121,489,135 (GRCm39) missense probably damaging 1.00
R9114:Ddx18 UTSW 1 121,489,267 (GRCm39) missense probably damaging 1.00
R9621:Ddx18 UTSW 1 121,489,132 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GAGCTGAAAAGCTATCTGAATGACC -3'
(R):5'- TGATTGGGGTTCCAGAAAACC -3'

Sequencing Primer
(F):5'- AGGCCCGGCATCATTTG -3'
(R):5'- CCATAATTTCTCCTGTGAAGGTCAG -3'
Posted On 2016-04-27